-/*
- paper-def.cc -- implement Paper_def
-
- source file of the GNU LilyPond music typesetter
-
- (c) 1997--1999 Han-Wen Nienhuys <hanwen@cs.uu.nl>
-*/
-
-#include <math.h>
-#include "string.hh"
-#include "misc.hh"
-#include "paper-def.hh"
-#include "debug.hh"
-#include "lookup.hh"
-#include "score-engraver.hh"
-#include "p-score.hh"
-#include "identifier.hh"
-#include "main.hh"
-#include "scope.hh"
-#include "dictionary-iter.hh"
-#include "file-results.hh" // urg? header_global_p
-#include "paper-outputter.hh"
-#include "paper-stream.hh"
-
-
-Paper_def::Paper_def ()
-{
- lookup_p_tab_p_ = new Hash_table<int, Lookup*>;
- lookup_p_tab_p_->hash_func_ = int_hash;
-}
-
-
-Paper_def::~Paper_def ()
-{
- for (Hash_table_iter<int, Lookup*> ai(*lookup_p_tab_p_); ai.ok (); ai++)
- {
- delete ai.val ();
- }
-
- delete lookup_p_tab_p_;
-}
-
-Paper_def::Paper_def (Paper_def const&s)
- : Music_output_def (s)
-{
- lookup_p_tab_p_ = new Hash_table<int, Lookup*>;
- lookup_p_tab_p_->hash_func_ = int_hash;
-
- for (Hash_table_iter<int, Lookup*> ai(*s.lookup_p_tab_p_); ai.ok (); ai++)
- {
- Lookup * l = new Lookup (*ai.val ());
- l->paper_l_ = this;
- set_lookup (ai.key(), l);
- }
-}
-
-SCM
-Paper_def::get_scm_var (SCM s) const
-{
- if (!scope_p_->elem_b (s))
- return SCM_BOOL_F;
-
- Identifier * id = scope_p_->elem (s);
-
- SCM z;
- SCM_NEWCELL (z);
- SCM_SETCAR(z, s);
-
- SCM val;
-
- if (dynamic_cast<Real_identifier*> (id))
- {
- Real r = *id->access_content_Real (false);
- val = gh_double2scm (r);
- }
- else
- {
- return SCM_BOOL_F;
- }
-
- SCM_SETCDR(z,val);
- return z;
-}
-
-Real
-Paper_def::get_var (String s) const
-{
- return get_realvar (ly_symbol (s));
-}
-
-Real
-Paper_def::get_realvar (SCM s) const
-{
- if (!scope_p_->elem_b (s))
- error (_f ("unknown paper variable: `%s\'", symbol_to_string (s)));
- Real * p = scope_p_->elem (s)->access_content_Real (false);
- if (!p)
- {
- error (_("not a real variable"));
- return 0.0;
- }
-
- return *p;
-}
-
-Interval
-Paper_def::line_dimensions_int (int n) const
-{
- if (!shape_int_a_.size ())
- if (n)
- return Interval (0, linewidth_f ());
- else
- return Interval (get_var ("indent"), linewidth_f ());
-
- if (n >= shape_int_a_.size ())
- n = shape_int_a_.size () -1;
-
- return shape_int_a_[n];
-}
-
-Real
-Paper_def::beam_thickness_f () const
-{
- return get_realvar (beam_thickness_scm_sym);
-}
-
-Real
-Paper_def::linewidth_f () const
-{
- return get_realvar (linewidth_scm_sym);
-}
-
-Real
-Paper_def::length_mom_to_dist (Moment d,Real k) const
-{
- return arithmetic_spacing (d,k);
-}
-
-
-/**
- Get the measure wide constant for arithmetic spacing.
-
- @see
- John S. Gourlay. ``Spacing a Line of Music,'' Technical Report
- OSU-CISRC-10/87-TR35, Department of Computer and Information Science,
- The Ohio State University, 1987.
-
- */
-Real
-Paper_def::arithmetic_constant (Moment d) const
-{
- return get_var ("arithmetic_basicspace") - log_2 (Moment (1,8) <? d);
-}
-
-Real
-Paper_def::arithmetic_spacing (Moment d ,Real k) const
-{
- return (log_2 (d) + k)* get_var ("arithmetic_multiplier");
-}
-
-void
-Paper_def::set_lookup (int i, Lookup*l)
-{
- if (lookup_p_tab_p_->elem_b (i))
- {
- delete lookup_p_tab_p_->elem (i);
- }
- l ->paper_l_ = this;
- (*lookup_p_tab_p_)[i] = l;
-}
-
-
-Real
-Paper_def::rule_thickness () const
-{
- return get_realvar (rulethickness_scm_sym);
-}
-
-Real
-Paper_def::staffline_f () const
-{
- return get_realvar (rulethickness_scm_sym);
- }
-
-Real
-Paper_def::staffheight_f () const
-{
- return get_realvar (staffheight_scm_sym);
- }
-
-Real
-Paper_def::interbeam_f (int multiplicity_i) const
-{
- if (multiplicity_i <= 3)
- return get_realvar (interbeam_scm_sym);
- else
- return get_realvar (interbeam4_scm_sym);
-}
-
-Real
-Paper_def::note_width () const
-{
- return get_realvar (notewidth_scm_sym);
-}
-
-void
-Paper_def::print () const
-{
-#ifndef NPRINT
- Music_output_def::print ();
- DOUT << "Paper {";
-
- for (Hash_table_iter<int, Lookup*> ai(*lookup_p_tab_p_); ai.ok (); ai++)
- {
- DOUT << "Lookup: " << ai.key () << " = " << ai.val ()->font_name_ << '\n';
- }
-
- DOUT << "}\n";
-#endif
-}
-
-Lookup const *
-Paper_def::lookup_l (int i) const
-{
- return (*lookup_p_tab_p_)[i];
-}
-
-
-
-int Paper_def::default_count_i_ = 0;
-
-int
-Paper_def::get_next_default_count () const
-{
- return default_count_i_ ++;
-}
-
-void
-Paper_def::reset_default_count()
-{
- default_count_i_ = 0;
-}
-
-Paper_outputter*
-Paper_def::paper_outputter_p (Paper_stream* os_p, Header* header_l, String origin_str) const
-{
- Paper_outputter* p = new Paper_outputter (os_p);
-
- // for now; breaks -fscm output
- p->output_comment (_ ("outputting Score, defined at: "));
- p->output_comment (origin_str);
-
- p->output_version();
- if (header_global_p)
- p->output_scope (header_global_p, "mudela");
- if (header_l)
- p->output_scope (header_l, "mudela");
- if (scope_p_)
- p->output_scope (scope_p_, "mudelapaper");
-
-
- *p->outstream_l_ << *scope_p_->elem (String (output_global_ch) + "setting")->access_content_String (false);
-
- SCM scm = gh_list (ly_symbol ("experimental-on"), SCM_UNDEFINED);
- p->output_scheme (scm);
- scm = gh_list (ly_symbol ("header-end"), SCM_UNDEFINED);
- p->output_scheme (scm);
-
- return p;
-}
-
-Paper_stream*
-Paper_def::paper_stream_p () const
-{
- String outname = base_output_str ();
-
- if (outname != "-")
- outname += String (".") + output_global_ch;
- *mlog << _f ("Paper output to %s...",
- outname == "-" ? String ("<stdout>") : outname) << endl;
-
- target_str_global_array.push (outname);
- return new Paper_stream (outname);
-}
-
-
-String
-Paper_def::base_output_str () const
-{
- String str = get_default_output ();
-
- if (str.empty_b ())
- {
- str = default_outname_base_global;
- int def = get_next_default_count ();
- if (def)
- str += "-" + to_str (def);
- }
- return str;
-}
-
projects / lilypond.git / blobdiff